251.36 centimeters is equal to 98.98 inches.
This is slightly longer than the height of an average adult human male (around 70-72 inches) and shorter than the height of an average adult human female (around 63-65 inches).
It is also slightly shorter than the width of a standard twin size bed (39 inches) and slightly longer than the length of a standard 6-foot folding table (72 inches).
In terms of smaller objects, it is longer than a standard school ruler (12 inches) and shorter than most computer screens (around 20-24 inches).